Uplink control information transmission method and apparatus
An uplink control information transmission method are described. The method includes: receiving indication information, where the indication information is used to indicate a first physical uplink control channel (PUCCH) resource and a quantity N of repeated transmissions. The method further includes determining the first PUCCH resource and the quantity N of repeated transmissions in at least one PUCCH resource set based on the indication information; and repeatedly sending uplink control information uplink control information (UCI) for M times by using the first PUCCH resource and the quantity N of repeated transmissions.
1. An A method for repeatedly transmitting uplink control information (UCI) using a first physical uplink control channel (PUCCH) resource, the method comprising:
receiving indication information that is used to indicate the first PUCCH resource and a quantity N of repeated transmissions of the UCI, wherein N is a positive integer;
determining, based on a quantity of bits of the UCI to be repeatedly transmitted, a target PUCCH resource set of at least two PUCCH resource sets;
determining, based on the indication information, the first PUCCH resource in the target PUCCH resource set and the quantity N of repeated transmissions of the UCI; and
repeatedly transmitting the quantity of bits of the UCI to be repeatedly transmitted for M times by using the first PUCCH resource and the quantity N of repeated transmissions, wherein M is a positive integer.
2. The method according to claim 1 , wherein:
the quantity N of repeated transmissions is configured by a network device for the first PUCCH resource in the at least two PUCCH resource sets; or
the quantity N of repeated transmissions is configured by the network device for a PUCCH resource set corresponding to the first PUCCH resource.
3. The method according to claim 1 , wherein the indication information is carried in downlink control information (DCI).
4. The method according to claim 1 , wherein time domain resources used for the M times of repeated transmitting of the UCI are resources in M sub-slots.
5. The method of claim 1 , wherein a PUCCH resource used for each of the M times of repeated transmitting of the UCI occupies a same number of symbols in time domain.
6. A method for repeatedly transmitting uplink control information (UCI) using a first physical uplink control channel (PUCCH) resource, the method comprising:
determining the first PUCCH resource in a target PUCCH resource set and a quantity N of repeated transmissions of the UCI, wherein N is a positive integer;
sending indication information that is used to indicate the first PUCCH resource and the quantity N of repeated transmissions of the UCI; and
repeatedly receiving the quantity of bits of the UCI for M times by using the first PUCCH resource and the quantity N of repeated transmissions, wherein M is a positive integer,
wherein the target PUCCH resource set is determined of at least two PUCCH resource sets based on a quantity of bits of the UCI to be repeatedly transmitted using the first PUCCH resource.
7. The method according to claim 6 , wherein, before the determining the first PUCCH resource in a target PUCCH resource set and a quantity N of repeated transmissions of the UCI, the method further comprises sending configuration information, and
wherein the configuration information comprises:
a quantity of repeated transmissions corresponding to at least one PUCCH resource in the at least two PUCCH resource sets;
a quantity of repeated transmissions corresponding to the at least two PUCCH resource sets; or
a maximum allowed quantity of repeated transmissions corresponding to the at least two PUCCH resource sets and a quantity of repeated transmissions corresponding to at least one PUCCH resource in the at least two PUCCH resource sets.
8. The method according to claim 6 , wherein the indication information is carried in downlink control information (DCI).
9. The method according to claim 6 , wherein a PUCCH resource used for each of the M times of repeated transmitting of the UCI occupies a same number of symbols in time domain.
10. The method according to claim 6 , wherein time domain resources used for the M times of repeated transmitting of the UCI are resources in M sub-slots.
11. A communication apparatus, comprising:
a processor; and
a non-transitory computer readable medium including computer-executable instructions that, when executed by the processor, facilitate the communication apparatus carrying out a method for repeatedly transmitting uplink control information (UCI) using a first physical uplink control channel (PUCCH) resource, the method comprising:
receiving indication information that is used to indicate the first PUCCH resource and a quantity N of repeated transmissions of the UCI, wherein N is a positive integer;
determining, based on a quantity of bits of the UCI to be repeatedly transmitted, a target PUCCH resource set of at least two PUCCH resource sets;
determining, based on the indication information, the first PUCCH resource in the target PUCCH resource set and the quantity N of repeated transmissions of the UCI; and
repeatedly transmitting the quantity of bits of the UCI to be repeatedly transmitted for M times by using the first PUCCH resource and the quantity N of repeated transmissions, wherein M is a positive integer.
12. The communication apparatus according to claim 11 , wherein:
the quantity N of repeated transmissions is configured by the network device for the first PUCCH resource in the at least two PUCCH resource sets; or
the quantity N of repeated transmissions is configured by the network device for a PUCCH resource set corresponding to the first PUCCH resource.
13. The communication apparatus according to claim 11 , wherein the indication information is carried in downlink control information (DCI).
14. The communication apparatus according to claim 11 , wherein time domain resources used for the M times of repeated transmitting of the UCI are resources in M sub-slots.
15. The communication apparatus of claim 11 , wherein a PUCCH resource used for each of the M times of repeated transmitting of the UCI occupies a same number of symbols in time domain.
16. A communication apparatus, comprising:
a processor; and
a non-transitory computer readable medium including computer-executable instructions that, when executed by the processor, facilitate the communication apparatus carrying out a method for repeatedly transmitting uplink control information (UCI) using a first physical uplink control channel (PUCCH), the method comprising:
determining the first PUCCH resource in a target PUCCH resource set and a quantity N of repeated transmissions of the UCI, wherein N is a positive integer;
sending indication information that is used to indicate the first PUCCH resource and the quantity N of repeated transmissions of the UCI; and
repeatedly receiving the quantity of bits of the UCI for M times by using the first PUCCH resource and the quantity N of repeated transmissions, wherein M is a positive integer,
wherein the target PUCCH resource set is determined of at least two PUCCH resource sets based on a quantity of bits of the UCI to be repeatedly transmitted using the first PUCCH resource.
17. The apparatus according to claim 16 , wherein, before the determining the first PUCCH resource in a target PUCCH resource set and a quantity N of repeated transmissions of the UCI, the method further comprises sending configuration information, and
wherein the configuration information comprises:
a quantity of repeated transmissions corresponding to at least one PUCCH resource in the at least two PUCCH resource sets;
a quantity of repeated transmissions corresponding to the at least two PUCCH resource sets; or
a maximum allowed quantity of repeated transmissions corresponding to the at least two PUCCH resource sets and a quantity of repeated transmissions corresponding to at least one PUCCH resource in the at least two PUCCH resource sets.
18. The apparatus according to claim 16 , wherein the indication information is carried in downlink control information (DCI).
19. The apparatus according to claim 16 , wherein a PUCCH resource used for each of the M times of repeated transmitting of the UCI occupies a same number of symbols in time domain.
20. The apparatus according to claim 16 , wherein time domain resources used for the M times of repeated transmitting of the UCI are resources in M sub-slots.